US3526083A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Post mower
Assignee: JOHN F WATSON
•
Filing: 1967-12-19
•
Granted: 1970-09-01
•
Expires: 1987-12-19
Abstract
No abstract record available.
Inventors
- 👤 Robert O Barry
- 👤 John F Watson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:14
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/835; A01D34/86; A01D34/863
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2777272A
Cited
US2791081A
Cited
US2893194A
Cited
US2851842A
Cited
US2838901A
Cited
US3045413A
Cited
US3103090A
Cited
US3115739A
Cited
US3261150A
Cited
US3241302A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-31 | 1974-03-02 | 1974-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-31 | 1978-03-02 | 1978-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-31 | 1982-03-02 | 1982-09-01 | $7700.00 | Window Closed / Lapsed |